Diving hammer



FIG. 1 is a perspective view of the diving hammer showing my new design;

FIG. 2 is a perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a top plan view thereof. 

The ornamental design for a diving hammer, as shown. 